package cn.jee;

import jakarta.servlet.http.HttpServletRequest;
import jakarta.servlet.http.HttpServletResponse;
import jakarta.servlet.http.HttpSession;
import org.springframework.web.servlet.HandlerInterceptor;

public class SecInterceptor implements HandlerInterceptor {
  @Override
  public boolean preHandle(HttpServletRequest request, HttpServletResponse response, Object handler) throws Exception {
    HttpSession session=request.getSession();
    Object obj=session.getAttribute("login_user");
    if(obj==null){
      response.sendRedirect("/login_input");
      return false;
    }
    else return true;
  }
}
